modellingcomponents:elements:kinematics
Unterschiede
Hier werden die Unterschiede zwischen zwei Versionen angezeigt.
Beide Seiten der vorigen RevisionVorhergehende ÜberarbeitungNächste Überarbeitung | Vorhergehende ÜberarbeitungNächste ÜberarbeitungBeide Seiten der Revision | ||
modellingcomponents:elements:kinematics [2018/09/21 09:13] – [CoordinateSystem] oliver | modellingcomponents:elements:kinematics [2020/02/07 11:35] – [Created trajectories and parameters] oliver | ||
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======CoordinateSystem====== | ======CoordinateSystem====== | ||
- | This element | + | This element |
The given FirstAxis stays as first axis. The cross product between DefiningVector and the vector defined by FirstAxis defines the second axis. The third axis is defined by the cross product between the first axis and the second axis. This behavoir corresponds to Vicons BodyBuilder! | The given FirstAxis stays as first axis. The cross product between DefiningVector and the vector defined by FirstAxis defines the second axis. The third axis is defined by the cross product between the first axis and the second axis. This behavoir corresponds to Vicons BodyBuilder! | ||
+ | The element can be used to create coordinate systems also by other ways, e.g. by rotating a given coordinate system around an axis. Also non orthogonal axes systems can be defined or a calibration can be used to fix a coordinate system on a given one. | ||
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^ coordinateSystem | | If the attribute coordinatesSystem ist used, this coordinate system is defined by a rotation about the RotAxis by RotAngle of the coordinate system set by the coordinateSystem attribue. If you want to rotate about a axis of the given coordinate system use e.g. < | ^ coordinateSystem | | If the attribute coordinatesSystem ist used, this coordinate system is defined by a rotation about the RotAxis by RotAngle of the coordinate system set by the coordinateSystem attribue. If you want to rotate about a axis of the given coordinate system use e.g. < | ||
^ RotAxis | | Axis to rotate the three axes of the given coordinate system to determine a new one. | No | | ^ RotAxis | | Axis to rotate the three axes of the given coordinate system to determine a new one. | No | | ||
- | ^ RotAngle | | Angle in degree to rotation the given coordinaten system around the given axis to determine a new coordinate system. | No | | + | ^ RotAngle | | Angle in degree to rotation the given coordinaten system around the given axis to determine a new coordinate system. Use the right-hand-rule. If the rotation axis show in direction of the thumb of the right hand, the direction of your fingers shows in direction of positive angles. | No | |
^ EulerCardanAngles | | If the attribute coordinatesSystem ist set the coordinate system can be defined by a sequence of three rotations about the axes of this coordinate system. The needed three angles are defined as mathematical formula defining a 3d vector, e.g. " | ^ EulerCardanAngles | | If the attribute coordinatesSystem ist set the coordinate system can be defined by a sequence of three rotations about the axes of this coordinate system. The needed three angles are defined as mathematical formula defining a 3d vector, e.g. " | ||
^ average | | Additional calculation of the trial average. The value is saved as a parameter with the name of the element and " | ^ average | | Additional calculation of the trial average. The value is saved as a parameter with the name of the element and " | ||
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======Point====== | ======Point====== | ||
- | A point element defines es spatial 3d point defined by coordinates of the laboratory global system or by coordinates in a given local coordinate system. | + | A point element defines es spatial 3d point defined by coordinates of the laboratory/global system or by coordinates in a given local coordinate system. |
The element creates a trajectory with the name of the element and the type of a 3d-Vector of double values. | The element creates a trajectory with the name of the element and the type of a 3d-Vector of double values. | ||
+ | |||
+ | ^ Attribute ^ Default ^ Description ^ Required ^ | ||
+ | ^ name | | Name of the element | Yes | | ||
+ | ^ localPoint | | Instead of defining the point by coordinates in the laboratory/ | ||
+ | ^ coordinateSystem | | Name of the coordinate system element which is used in two cases: 1. If the point is defined in local coordinates with the attribut " | ||
+ | ^ referencePoint | | In a static trial the distance to this point is calculated its trial mean. In no calibration trials this distance is used to translate the current position of the point to hold this fix distance. Note: This feature is not available in combination with the use of localPoint. | No | | ||
+ | ^ expr (deprecated) | | Mathematical formula which defnines the point. Note: Typically this attribut is not used. The formula is given as elements content instead. | No | | ||
+ | ^ x, y, z (deprecated) | | These attributes allows an alternative definition of the point by seperate mathematical formulas for each of the three components. | No | | ||
+ | ^ noise | | | No | | ||
+ | ^ noiseAmplitude | | | No | | ||
+ | ^ debug | | | No | | ||
+ | ^ visible | | | No | | ||
+ | ^ includes | | A comma seperated list of switches to define for which trial the element is used.| No | | ||
+ | ^ excludes | | A comma seperated list of switches to define for which trial the element is not used.| No | | ||
+ | ^ calibrateIncludes | | | No | | ||
+ | ^ calibrateExcludes | | | No | | ||
+ | ^ average | | additional calculation of the trial average. The value is saved as a parameter with the name of the element and " | ||
+ | |||
+ | =====Examples==== | ||
+ | In the calibration trial defined by the switch " | ||
+ | |||
+ | <code xml> | ||
+ | <Point name=" | ||
+ | | ||
+ | | ||
+ | </ | ||
+ | |||
+ | Calculates the point A as B+C in coordinates of the global laboratory system. If the switch " | ||
+ | |||
+ | <code xml> | ||
+ | <Point name=" | ||
+ | | ||
+ | | ||
+ | </ | ||
+ | |||
+ | Calculates the point A as B+C in local coordinates and than thransform them by the coordinate system " | ||
+ | |||
+ | <code xml> | ||
+ | <Point name=" | ||
+ | | ||
+ | | ||
+ | </ | ||
+ | |||
+ | =====Created trajectories and parameters ==== | ||
+ | ^ Name ^ Type ^ Condition ^ Description ^ | ||
+ | ^ < | ||
+ | ^ < | ||
+ | ^ < | ||
+ | ^ < | ||
+ | ^ < | ||
+ | |||
+ | |||
======LocalPoint====== | ======LocalPoint====== | ||
A local point element defines es spatial 3d point defined by coordinates of a given local coordinate system. The element creates a trajectory with the name of the element an the type of a 3d-Vector of double values. | A local point element defines es spatial 3d point defined by coordinates of a given local coordinate system. The element creates a trajectory with the name of the element an the type of a 3d-Vector of double values. |
modellingcomponents/elements/kinematics.txt · Zuletzt geändert: 2022/07/18 23:18 von oliver